MnP2O7 microcrystalline opacified matt glaze material composition having photocatalysis function and preparation method thereof

A matte glaze and composition technology, applied in the field of ceramic glaze, can solve the problems of no photocatalytic function glaze report, no photocatalytic material application report, etc., and achieve good crystal decoration effect and good opacity effect. , the effect of smooth glaze

Active Publication Date: 2017-03-22
MONALISA GRP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, so far, although there are many reports on photocatalytic materials, there is no report on the application of photocatalytic materials
MnP 2 o 7 It is a new type of photocatalytic material, and there are few domestic and foreign research reports [Toshihiro Takashima, Yuki Hotorib, Hiroshi Irie. Development of optically transparent water oxidation catalysts using manganese pyrophosphate compounds, 2015, 152, Part A: 139-145], and there is no research on the A report on its preparation as a glaze with photocatalytic function

Method used

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  • MnP2O7 microcrystalline opacified matt glaze material composition having photocatalysis function and preparation method thereof
  • MnP2O7 microcrystalline opacified matt glaze material composition having photocatalysis function and preparation method thereof

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preparation example Construction

[0029] The present invention adopts simple preparation method, can prepare the MnP that can be widely used on the surface of traditional ceramics such as building sanitation and daily-use ceramics 2 o 7 Microcrystalline opacified matte glaze composition. The photocatalytic function MnP provided by the present invention is exemplarily illustrated below 2 o 7 The preparation method of the microcrystalline opacified matte glaze composition.

[0030] Using quartz, potassium feldspar, spodumene, sodium phosphate, MnO, lithium carbonate, etc. as raw materials, according to the following mass chemical composition ratio SiO 2 :Al 2 o 3 :P 2 o 5 :MnO:Li 2 O: Na 2 O:K 2O=(12-14):(4-6):(47-49):(1.5-2.5):(12-14):(6-8):(11-13) for batching.

[0031] Dry mix and grind the raw materials of the above powder A, and pass through a 40-60 sieve to obtain a mixture. Then put it into a crucible, put it into an electric furnace and keep it warm at 1300°C-1340°C for 35-45min. The powder ...

Embodiment 1

[0039] Example 1: MnP 2 o 7 The mass percentage is 5% photocatalytic functional ceramic opacity glaze

[0040] 1) First, mix quartz, potassium feldspar, spodumene, sodium phosphate, MnO, and lithium carbonate raw materials according to the following mass chemical composition ratios. SiO 2 :Al 2 o 3 :P 2 o 5 :MnO:Li 2 O: Na 2 O:K 2 O=13:5:48:2:13:7:12;

[0041] 2) Dry mix and grind the above powders, pass through 40 sieves to obtain the mixture, put it into a crucible, put it into an electric furnace at 1320°C for 40 minutes, take it out and pour it into water to quench to make a frit. Take the frit out of the water, put it into a ball mill after drying, and grind it finely. The ratio of control material (frit): ball: water is 1:1:0.8. After grinding for 3 hours, pass through a 250-mesh sieve, and dry for later use. The powder is recorded as material A;

[0042] 3) MnO and NaH 2 PO 4 Powder according to mass ratio MnO: NaH 2 PO 4 : KF=1:3.6:0.12 Dry mix evenly, ...

Embodiment 2

[0046] Example 2: MnP 2 o 7 The mass percentage is 6% photocatalytic functional ceramic opacity glaze

[0047] 1) First, mix quartz, potassium feldspar, spodumene, sodium phosphate, MnO, and lithium carbonate raw materials according to the following mass chemical composition ratios. SiO 2 :Al 2 o 3 :P 2 o 5 :MnO:Li 2 O: Na 2 O:K 2 O=12:4:49:2.5:13.5:8:13;

[0048] 2) Dry mix and grind the above powders, pass through 60 sieves to obtain the mixture, put it into a crucible, put it into an electric furnace at 1300°C for 35 minutes, take it out and pour it into water to quench to make a frit. Take the frit out of the water, put it into a ball mill after drying, and grind it finely. The ratio of control material (frit): ball: water is 1:1:0.8, pass through a 250-mesh sieve after grinding for 2-4 hours, and dry for later use . The powder is recorded as material A;

[0049] 3) MnO and NaH 2 PO 4 Powder according to mass ratio MnO: NaH 2 PO 4 : KF=1:3.4:0.1 Dry mix ev...

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Abstract

The invention relates to a MnP2O7 microcrystalline opacified matt glaze material composition having photocatalysis function and a preparation method thereof. The MnP2O7 microcrystalline opacified matt glaze material composition comprises the following components by mass percentage: 88-92% of powder A, 4-6% of MnP2O7 and 4-6% of kaolin; wherein the powder A comprises the following components by weight: 12-14% of SiO2, 4-6% of Al2O3, 47-49% of P2O5, 1.5-2.5% of MnO, 12-14% of Li2O, 6-8% of Na2O, and 11-13% of K2O. According to the invention, MnP2O7 is firstly introduced in preparation of a glaze material, the surface crystallization and decorative effect of a glaze layer are good, and the toxic gas degradation through photocatalysis is excellent.

Description

technical field [0001] The invention belongs to the technical field of ceramic glazes, and relates to a method for preparing surface glazes of architectural sanitary ceramics, in particular to a photocatalytic function MnP 2 o 7 The invention discloses a method for preparing a microcrystalline opacified matt ceramic glaze. The surface of the glaze prepared by the method has an excellent function of photocatalytically degrading poisonous gas, has a good opacifying decorative effect, and has a strong covering ability. And under sunlight conditions, it can effectively decompose toxic gases in the air such as benzene, sulfur dioxide, ammonia, etc., which is of great significance to the purification of the home environment. Background technique [0002] The toxic organic substances or gases released by various chemical products in the environment we live in are still difficult to avoid at present, and they are potential threats to human health. Therefore, in order to avoid pois...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C03C8/14C03C8/08
CPCC03C8/08C03C8/14C03C2205/02
Inventor 刘一军黄剑锋萧礼标李嘉胤潘利敏曹丽云汪庆刚黄玲艳孔新刚
Owner MONALISA GRP CO LTD
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